Cheng I-ching is a Taiwanese table tennis player. She competed at the 2016 Summer Olympics in the women's singles event, in which she was eliminated in the quarterfinals by Li Xiaoxia, and as part of the Chinese Taipei team in the women's team event. Cheng helped Chinese Taipei woman's team win bronze at the World Team Championships and became the first Taiwanese-born medalist at the Woman's World Cup in 2016.